.contain{
    width: 100%;
    height: calc(100% - 50px);
    display: flex;
    justify-content: center;
    align-items: center;
}
.contain .login {
    background-color: rgb(235,236,239,0.6);
    border-radius: 36px;
    padding: 20px;
}
.contain .login h3{
    padding-top: 40px;
    padding-bottom: 30px;
    text-align: center;
}

.contain .login .user {
    margin: 10px;
    display: flex;
    padding-left: 20px;
    padding-right: 20px;
    justify-content: space-between;
}

.contain .login .user .t {
    height: 30px;
    padding-left: 10px;
    width: 80px;
    line-height: 30px;
    font-weight: 700;
    font-size: 15px;
}

.contain .login .user .text {
    width: 180px;
    height: 30px;
    border-radius: 5px;
    border:none;
    padding-left: 5px;
    outline: none;
}
.contain .login .submit {
    margin-top: 20px;
    margin-bottom: 50px;
    margin-left: 50px;
    width: 230px;
    height: 42px;
    background-color: rgb(0,128,0);
    border-radius: 12px;
    text-align: center;
    line-height: 40px;
    color: white;
    font-weight: 500;
    border: none;
    transition: all 0.6s;
}
.contain .login .submit:hover {
    background-color: grey;
    color: black;
}